Science: Insulation

insulation

Insulation
insulation

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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
U W E N D Q V P I
B I I Z L N W N P
D Q E V O T S U N
Y O M U C U P Y K
Y T R D L C G F D
E D O A N R Y F I
J R T H E A T P A
X O I N T R Q P C
R R E F S N A R T
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